Icard/angular-clarity-master(work.../node_modules/@npmcli/installed-package-contents/lib/index.js

243 lines
6.8 KiB
JavaScript

#! /usr/bin/env node
// to GET CONTENTS for folder at PATH (which may be a PACKAGE):
// - if PACKAGE, read path/package.json
// - if bins in ../node_modules/.bin, add those to result
// - if depth >= maxDepth, add PATH to result, and finish
// - readdir(PATH, with file types)
// - add all FILEs in PATH to result
// - if PARENT:
// - if depth < maxDepth, add GET CONTENTS of all DIRs in PATH
// - else, add all DIRs in PATH
// - if no parent
// - if no bundled deps,
// - if depth < maxDepth, add GET CONTENTS of DIRs in path except
// node_modules
// - else, add all DIRs in path other than node_modules
// - if has bundled deps,
// - get list of bundled deps
// - add GET CONTENTS of bundled deps, PACKAGE=true, depth + 1
const bundled = require('npm-bundled')
const { promisify } = require('util')
const fs = require('fs')
const readFile = promisify(fs.readFile)
const readdir = promisify(fs.readdir)
const stat = promisify(fs.stat)
const lstat = promisify(fs.lstat)
const { relative, resolve, basename, dirname } = require('path')
const normalizePackageBin = require('npm-normalize-package-bin')
const readPackage = ({ path, packageJsonCache }) =>
packageJsonCache.has(path) ? Promise.resolve(packageJsonCache.get(path))
: readFile(path).then(json => {
const pkg = normalizePackageBin(JSON.parse(json))
packageJsonCache.set(path, pkg)
return pkg
})
.catch(er => null)
// just normalize bundle deps and bin, that's all we care about here.
const normalized = Symbol('package data has been normalized')
const rpj = ({ path, packageJsonCache }) =>
readPackage({ path, packageJsonCache })
.then(pkg => {
if (!pkg || pkg[normalized]) {
return pkg
}
if (pkg.bundledDependencies && !pkg.bundleDependencies) {
pkg.bundleDependencies = pkg.bundledDependencies
delete pkg.bundledDependencies
}
const bd = pkg.bundleDependencies
if (bd === true) {
pkg.bundleDependencies = [
...Object.keys(pkg.dependencies || {}),
...Object.keys(pkg.optionalDependencies || {}),
]
}
if (typeof bd === 'object' && !Array.isArray(bd)) {
pkg.bundleDependencies = Object.keys(bd)
}
pkg[normalized] = true
return pkg
})
const pkgContents = async ({
path,
depth,
currentDepth = 0,
pkg = null,
result = null,
packageJsonCache = null,
}) => {
if (!result) {
result = new Set()
}
if (!packageJsonCache) {
packageJsonCache = new Map()
}
if (pkg === true) {
return rpj({ path: path + '/package.json', packageJsonCache })
.then(p => pkgContents({
path,
depth,
currentDepth,
pkg: p,
result,
packageJsonCache,
}))
}
if (pkg) {
// add all bins to result if they exist
if (pkg.bin) {
const dir = dirname(path)
const scope = basename(dir)
const nm = /^@.+/.test(scope) ? dirname(dir) : dir
const binFiles = []
Object.keys(pkg.bin).forEach(b => {
const base = resolve(nm, '.bin', b)
binFiles.push(base, base + '.cmd', base + '.ps1')
})
const bins = await Promise.all(
binFiles.map(b => stat(b).then(() => b).catch((er) => null))
)
bins.filter(b => b).forEach(b => result.add(b))
}
}
if (currentDepth >= depth) {
result.add(path)
return result
}
// we'll need bundle list later, so get that now in parallel
const [dirEntries, bundleDeps] = await Promise.all([
readdir(path, { withFileTypes: true }),
currentDepth === 0 && pkg && pkg.bundleDependencies
? bundled({ path, packageJsonCache }) : null,
]).catch(() => [])
// not a thing, probably a missing folder
if (!dirEntries) {
return result
}
// empty folder, just add the folder itself to the result
if (!dirEntries.length && !bundleDeps && currentDepth !== 0) {
result.add(path)
return result
}
const recursePromises = []
// if we didn't get withFileTypes support, tack that on
if (typeof dirEntries[0] === 'string') {
// use a map so we can return a promise, but we mutate dirEntries in place
// this is much slower than getting the entries from the readdir call,
// but polyfills support for node versions before 10.10
await Promise.all(dirEntries.map(async (name, index) => {
const p = resolve(path, name)
const st = await lstat(p)
dirEntries[index] = Object.assign(st, { name })
}))
}
for (const entry of dirEntries) {
const p = resolve(path, entry.name)
if (entry.isDirectory() === false) {
result.add(p)
continue
}
if (currentDepth !== 0 || entry.name !== 'node_modules') {
if (currentDepth < depth - 1) {
recursePromises.push(pkgContents({
path: p,
packageJsonCache,
depth,
currentDepth: currentDepth + 1,
result,
}))
} else {
result.add(p)
}
continue
}
}
if (bundleDeps) {
// bundle deps are all folders
// we always recurse to get pkg bins, but if currentDepth is too high,
// it'll return early before walking their contents.
recursePromises.push(...bundleDeps.map(dep => {
const p = resolve(path, 'node_modules', dep)
return pkgContents({
path: p,
packageJsonCache,
pkg: true,
depth,
currentDepth: currentDepth + 1,
result,
})
}))
}
if (recursePromises.length) {
await Promise.all(recursePromises)
}
return result
}
module.exports = ({ path, depth = 1, packageJsonCache }) => pkgContents({
path: resolve(path),
depth,
pkg: true,
packageJsonCache,
}).then(results => [...results])
if (require.main === module) {
const options = { path: null, depth: 1 }
const usage = `Usage:
installed-package-contents <path> [-d<n> --depth=<n>]
Lists the files installed for a package specified by <path>.
Options:
-d<n> --depth=<n> Provide a numeric value ("Infinity" is allowed)
to specify how deep in the file tree to traverse.
Default=1
-h --help Show this usage information`
process.argv.slice(2).forEach(arg => {
let match
if ((match = arg.match(/^--depth=([0-9]+|Infinity)/)) ||
(match = arg.match(/^-d([0-9]+|Infinity)/))) {
options.depth = +match[1]
} else if (arg === '-h' || arg === '--help') {
console.log(usage)
process.exit(0)
} else {
options.path = arg
}
})
if (!options.path) {
console.error('ERROR: no path provided')
console.error(usage)
process.exit(1)
}
const cwd = process.cwd()
module.exports(options)
.then(list => list.sort().forEach(p => console.log(relative(cwd, p))))
.catch(/* istanbul ignore next - pretty unusual */ er => {
console.error(er)
process.exit(1)
})
}